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空气净化
| 效率
| 空气净化 | |
| gen. | air-cleaning; air-purification |
| archit. | abatement of dust; abatement of dusting |
| el. | air pollution control; purification of the air |
| met. | cleaning of air |
| oil | air purification |
| tech. | air filtration; air purge |
| 效率 | |
| tech. | efficiency |
| |||
| air-purification | |||
| abatement of dust; abatement of dusting | |||
| air purification (aeropurifica tio) | |||
| air pollution control; purification of the air | |||
| cleaning of air | |||
| air purification | |||
| air filtration; air purge | |||
| air cleaning | |||
| |||
| air purification | |||
| |||
| air-cleaning | |||
| 空气净化: 102 phrases in 23 subjects |